#!bin/bash
#定时器
# echo  Count:
# tput sc
# count=0;
# while true ; do
# 	if [$count -lt 40]; then
# 		let count++;
# 		sleep 1
# 		tput rc
# 		tput ed
# 		echo $count;
# 	else exit 0;
# 	fi
# done
echo "hello" >>test.txt